o 



14 Bulletin jard. Bot. Buit enzorg, Série III, Vol. V. Livr. i. 



apice rotundatis. Rostellum transversum, latum, lobo iiitermedio obsoleto 

 angustissimo. Stigma late transverse oblongum. Ovarium patens, apice in- 

 curvulum et attenuatum, tortum, obtuse trigonum, costis 3 validis et 3 

 obsoletis sed iii rostro conspicuis, c. 1.6 cm. longum. 



Sumatra: West coast, Goeiioeng Singgalang, 2800 m., in underbriish, 

 common. (H. A. B. BuNNEMElJER n. 2871, June 1918). As quoted, fan along 

 the lake on the summit, 2870 m. (S. Leefmans n. 16, April 1918). Laras 

 Talang, Boekit Gombak, 2200 m. (H. A. B. BuNNEMElJER n. 5716, 

 November 1918). 



The texture of the flowers seems to hâve been somewhat more fleshy 

 than in the Javanese spécimens. Moreover the sepals, petals and lip are less 

 narrowed towards the tip, the connective \s narrovver, the auricles of the 

 column smaller and tiie midiobe of the rostellum still more obsolète. 



AH the flowers of n. 5716 are very much damaged, but I thiiik it 

 beloiigs hère. 



The flowers are said to be .green. 



Description from herbarium and part of an inflorescence preserved in 

 alcohol. 



Cryptostylis conspicua J. J. S. in Bull. Jard. Bot. Buit. 3e sér. 111 

 (1921), 247. 



var. sumatrana JJ. S. n. var. 



Folia erecta, longe petiolata, oblique ovata ad elliptico-ovata, acute 

 acuminata, basi breviter acute in petiolum contracta, sicco membranacea, 

 c. 14—22 cm. longa, 6.75—9.5 cm. lata; petiolus 11 — 19 cm. longus. 

 Inflorescentiae validae, pedunculo c. 39 — 54 cm. longo, vaginis c. 6 longis 

 tubulosis acutis ad c. 5—9 cm. longis donato, vaginis inferioribus approximafis 

 brevioribus obtusis apiculatis, rachide c. 18—36 cm. longa, 17— 36flora. 

 Bracteae ovato-triangulae, longe acuminatae, c. 1.5—2.6 cm. longae. Flores 

 majusculi, erecti. Sepalum dorsale explanatum auguste lanceolatum, 

 acutum, apiculatum, c. 1.9 cm. longum, 0.4 cm. latum. Sepala lateralia 

 explanata lineari-lanceolata, auguste obtusa, breviter apiculata, c. 1.9 cm. 

 longa, 0.35 cm. lata. Petala lineari-lanceolata, acute acuminata, c. 0.95 cm. 

 longa, 0.18 cm. lata. Labellum convexum, basi medio fere usque médium 

 alte cucullatum, cucullo auguste oblongo, dorso longitudinaliter late 3costata, 

 parte superiore cum cucullo angulum obtusum faciente, carnosulum, inex- 

 planatum ambitu ellipticum, acutum, basi minute biauriculatum, 2,5 cm. 

 longum, 1.35 cm. latum, explanatum subovato-triangulum, basi truncatum, 

 1.6 cm. latum. Gynostemium cum ovario angulum subrectum faciens, dorso 

 convexum cum canalicula longitudinali, cliiiandrio niagno, apice lato bilobo, 

 utroque latere trilobulo, lobulis 2 obtusis, lobulo inferiore (auricula) denti- 

 formi triangulo. Anthera ovato-cordata, obtusa, brevissime obtuse subrecurvule 

 conico-apiculata, basi thecarum dimidio interiore basi breviter producto 



